#2D45A3#2D45A3

#2D45A3 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.0% C 0.154 H 268.3°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#2D45A3
RGB	rgb(45, 69, 163)
HSL	hsl(228, 57%, 41%)
HSV	hsv(228, 72%, 64%)
CMYK	cmyk(72.4%, 57.7%, 0%, 36.1%)
CIE-LAB	lab(32.83, 24.15, -53.55)
CIE-LCH	lch(32.83, 58.75, 294.27°)
OKLab	oklab(43% -0.0046 -0.1544)
OKLCH	oklch(43% 0.154 268.3)
XYZ	xyz(9.8189, 7.4575, 35.5652)
Luminance	0.0746 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D45A3 #A38B2D

analogous

#2D80A3 #2D45A3 #502DA3

triadic

#2D45A3 #A32D45 #45A32D

tetradic

#2D45A3 #A32D80 #A38B2D #2DA350

square

#2D45A3 #A32D80 #A38B2D #2DA350

split-complementary

#2D45A3 #A3502D #80A32D

monochromatic

#131C43 #203173 #2D45A3 #425ECB #7287D8

Accessibility & contrast

On white

8.43

#2D45A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#2D45A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D45A3

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D45A3	#FFFFFF	#000000	##FFFFFF
##2D45A3	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A6

Deuteranopia (green-blind)

#0048A1

Tritanopia (blue-blind)

#005C6D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2d45a3;
/* rgb */ color: rgb(45, 69, 163);
/* oklch */ color: oklch(43.0% 0.154 268.3);

Tailwind

colors: {
  custom: {
    50: '#7678bf',
    500: '#2d45a3',
    950: '#000000',
  },
}

SCSS

$custom: #2d45a3;
$custom-light: #7678bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2d45a3",
  "rgb": {
    "r": 45,
    "g": 69,
    "b": 163
  },
  "hsl": {
    "h": 227.797,
    "s": 56.731,
    "l": 40.784
  },
  "oklch": {
    "l": 0.43003,
    "c": 0.15443,
    "h": 268.3
  },
  "luminance": 0.07458
}

Semantic roles & 50–950 ramp

primary

#2D45A3

secondary

#C0AF6C

accent

#C148E0

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2D45A3

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →